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[IBM 000-256 sample question] Session Facade

 
Mikalai Zaikin
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For which TWO of the following purposes would a developer use the Create Session Facade Bean wizard? (Select 2)

A. To shield the EJB client from the complexities of managing enterprise bean life-cycles.
B. To shield the Web client from the complexities of accessing HTTP Session state.
C. To create a single transaction context for an entire business function encompassing multiple EJBs.
D. To reduce the number of RMI-IIOP calls between the client and the entity bean.

Answer:
1. D - for sure
2. A or C ???
 
Mikalai Zaikin
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P.S. forgot to mention the question source :

http://groups.yahoo.com/group/ibmrad6/surveys?id=1881491
 
vishwa venkat
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C... Since session bean method creates a single transaction context and withing that context, it calls other entity beans
 
Mikalai Zaikin
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Originally posted by visu Ramana:
C... Since session bean method creates a single transaction context and withing that context, it calls other entity beans


I agree.

But what about 'A' option ? Is it wrong ?
 
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